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JUSTIN SARDI MD
NPI 1003443839
Radiology - Diagnostic Radiology in Boston, MA

Active since March 23, 2020PECOS EnrolledAccepts Medicare Assignment

NPPES record last updated: June 5, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 5, 2025, Jun 24, 2021, Mar 23, 2020 (3 updates tracked since 2020).

About Justin Sardi Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JUSTIN SARDI MD (NPI 1003443839) is an individual diagnostic radiology provider in Boston, Massachusetts, licensed in Massachusetts (1022150) and active in the NPI registry since March 2020. He is enrolled in Medicare PECOS, is affiliated with Mount Auburn Hospital, and maintains a secondary practice location in Cambridge.

NPPES Registry Identity

NPI1003443839
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameJUSTIN SARDICredential: MD
Location Address55 FRUIT STBoston, MA 02114-2621
Mailing Address55 Fruit StBoston, MA 02114-2621 · (617) 726-2000
Phone(617) 726-2000
Sole ProprietorNo
Medical School CMSUniversity Of Connecticut School Of MedicineGraduated 2020
Enumeration DateMarch 23, 2020
Last NPPES UpdateJune 5, 20253 updates tracked since enumeration
NPPES CertifiedJune 5, 2025
✔ NPI 1003443839 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
License✔ Licensed in MA · 1022150
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
55 FRUIT ST, Boston, MA 02114
Open in Google Maps ↗

Secondary Practice Location 1

Location 1330 Mount Auburn StCambridge, MA 02138-5597 · Phone (607) 547-3456 · Fax (607) 547-6612

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Justin Sardi Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163940677
PECOS Enrollment IDI20250519002352
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mount Auburn Hospital

Acute Care Hospitals · Cambridge, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220002
Location330 Mount Auburn StreetCambridge, MA 02138 · Middlesex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02114 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$97.64 typical visit price
range $63.72 – $189.86
Typical copayment $24.41 (range $15.93 – $47.46)
Most-billed visit code 99203
Established Patient
$78.84 typical visit price
range $21.07 – $155.29
Typical copayment $19.71 (range $5.26 – $38.82)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

STUTI GIRISH SHROFF MD, MBBS
Pathology (Anatomic Pathology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2971
NANCY WANG M.D.
Internal Medicine (Hematology & Oncology)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (017) 724-4000
DR. DUSAN HANIDZIAR M.D., PH.D.
Anesthesiology
55 FRUIT ST, GRAY-BIGELOW 444
BOSTON, MA 02114
Suffolk County (617) 726-3030
JOHN JOSEPH DANKO DO
Physical Medicine & Rehabilitation
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 726-2000
DR. MICHAEL ANDREW LOBRITZ M.D, PH.D.
Internal Medicine (Infectious Disease)
55 FRUIT ST, DIVISION OF INFECTIOUS DISEASE, GRJ-504
BOSTON, MA 02114
Suffolk County (617) 724-9248
MS. KELLY ELISHA TRECARTIN NP
Nurse Practitioner (Acute Care)
55 FRUIT ST, BIGALOW 852 F
BOSTON, MA 02114
Suffolk County (617) 726-7400
JAMIE MARIE ALLEN NP
Nurse Practitioner
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 724-4410
DR. DHAVAL SANJEEV KOLTE M.B.B.S., PH.D.
Internal Medicine (Cardiovascular Disease)
55 FRUIT ST
BOSTON, MA 02114
Suffolk County (617) 643-3238

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Justin Sardi's NPI number?

The NPI number for Justin Sardi is 1003443839. It was assigned to this individual provider in the NPPES registry on March 23, 2020.

Where is Justin Sardi located?

Justin Sardi practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (617) 726-2000.

What is Justin Sardi's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Justin Sardi enrolled in Medicare?

Yes. Justin Sardi is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Justin Sardi affiliated with any hospitals?

According to CMS data, Justin Sardi is affiliated with Mount Auburn Hospital.

When was this NPI record last updated?

The NPPES record for Justin Sardi was last updated on June 5, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.